(5) باب مَا جَاءَ فِي التَّخَتُّمِ فِي الْيَمِينِ أَوِ الْيَسَارِ
Narrated Abdullah ibn Umar:
The Prophet (ﷺ) used to wear the signet-ring on his left hand, and put its stone next the palm of his hand.Abu Dawud said: Ibn Ishaq and Usamah b. Zaid transmitted from Nafi': "On his right hand".
Reference: Sunan Abi Dawud 4227
In-book reference: Book 36, Hadith 14
English translation: Book 35, Hadith 4215